Respiration-In-Plants Question 181
Question: The diagram shows some of the reactions following glycolysis during aerobic respiration. How many carbon atoms are in each of the substances S, T and U?
Options:
A) S T U 2 5 3
B) 2 6 4
C) 3 4 6
D) 3 6 4
Show Answer
Answer:
Correct Answer: D
Solution:
[d] Pyruvate is a three-carbon compound.
Oxaloacetate, a four-carbon compound, combines with acetyl coenzyme A (two- carbon) to form citrate, a six-carbon compound.